N674US

Part: SLIDE — UNSERVICEABLE (L5 DOOR) · airframe 69,728 hrs · 8,587 cycles

L5 DOOR SLIDE PACK RIGGING UNSERVICEABLE. SLIDE PACK BOTTLE PARTIALLY DEPLOYED. R & R SLIDE PACK IAW AMDS 2560-9901-5L. OPS CHECKED GOOD. ACFT OK FOR SERVICE.

Part: CONNECTOR — DISCONNECTED (EMERGENCY LIGHTS) · airframe 69,703 hrs · 8,585 cycles

EMERGENCY EXIT LIGHT IS INOPERATIVE. FOUND LIGHT ASSY UNPLUGGED, PLUGGED IN LIGHT AND OPS CHECKED GOOD IAW AMM 33-51-12.

Part: POWER SUPPLY — INOPERATIVE (CABIN) · airframe 68,986 hrs · 8,522 cycles

EMERGENCY EXTERNAL LIGHTS AT LT 2ND AND RT 3RD POSITION ARE INOPERATIVE. REPLACED POWER SUPPLY. SYSTEM OPERATION IS NORMAL.

Part: SKIN — PUNCTURED (LT ELEVATOR) · airframe 67,379 hrs · 8,377 cycles

LT INBD ELEVATOR UPPER SKIN PUNCTURED 1.5" X 1.5" AREA 32.25 FROM T/E 10.0 FROM INBD EDGE. REMOVED DAMAGE AT PREPARED AREA FOR CORE INSTALLATION IAW SRM.

Part: SKIN — CORRODED (BS 2240) · airframe 66,722 hrs · 8,313 cycles

AFT FUSELAGE LOWER LOBE BS 2240, STR 50-STR 51 LT: INTERNAL SKIN FOUND CORROSION, CORROSION TASK NR:C53-125-01. THE CORRODED INTERNAL SKIN AT AFTER FUSELAGE LOWER LOBE BS 2240, STR 50-51 LT WAS CUT OUT AND A DOUBLER WAS INSTALLED BEFORE THE REPAIR, DO A SKIN INSPECTION REFER TO SB 747-53A2489 AND SRM 53-00-01, REPAIR 1, REV 95, AFTER COATING THE CORRODED SKIN, DO A HFEC INSPECTION TO MAKE SURE NO CRACK FOUND REF TO 747 NDT PART6 51-00-00, PROCEDURE 23 AND THE DOUBLER WAS MADE FROM MATERIAL 2024T3.071, REFER TO SRM 53-00-01, REPAIR 1, TABLE III, DUE TO SRM 53-00-01, REPAIR 1, PAGE 203 NOTES CONFIRM THE REPAIR IS CATEGORY A AND NOT NECESSARY TO DO SUP INSPECTIONS. DECAL INSTALLED AND MONITORED IAW TOPP 30-10-70 AND PS 900-5-1, NR 4 REQUIRED ITEM INSPECTION COMPLETED.

Part: POWER SUPPLY — INOPERATIVE (EMERGENCY LIGHTS) · airframe 66,662 hrs · 8,306 cycles

LEFT OVERWING EMERGENCY LIGHTS INOPERATIVE AT L1699, L814 AND L1871. REPLACED POWER SUPPLY, CHECKED OK IAW AMM 33-51.

Part: POWER SUPPLY — INOPERATIVE (EMERGENCY LIGHTS) · airframe 66,662 hrs · 8,306 cycles

RIGHT OVERWING EMERGENCY LIGHTS INOPERATIVE AT L813 AND L1870. REPLACED POWER SUPPLY AND CHECKED OK, AMM 33-51.

Part: FUSE — FAILED (EMERGENCY LIGHTS) · airframe 61,627 hrs · 7,728 cycles

EXTERIOR EMERGENCY LIGHT RT OVERWING INOPERATIVE. R & R POWER SUPPLY FUSE.

Part: FUSE — FAILED (EMERGENCY LIGHTS) · airframe 61,627 hrs · 7,728 cycles

LIGHT OVERWING EMERGENCY EXTERIOR LIGHT INOPERATIVE. R & R POWER SUPPLY FUSE.

Part: LIGHT — INOPERATIVE (CABIN) · airframe 61,226 hrs · 7,682 cycles

L4 DOOR, PROXIMITY EMERGENCY LIGHT INOPERATIVE. R & R EMERGENCY LIGHT.

Part: GATE — CORRODED (R1 DOOR) · corrosion level 2 · airframe 59,759 hrs · 7,506 cycles

RIGHT NR 1 MAIN ENTRY DOOR LOWER GATE LOWER SURFACE FOUND CORROSION. RT NR 1 MAIN CABIN DOOR LOWER GATE R & R IAW AMM.

Part: LIGHT — INOPERATIVE (L1 DOOR) · airframe 59,015 hrs · 7,412 cycles

L1 DOOR MOUNTED EMERGENCY LIGHT INOPERATIVE. REPLACED EMERGENCY LIGHT ASSEMBLY.

Part: FUSE — INOPERATIVE (EMERGENCY LIGHT) · airframe 58,672 hrs · 7,371 cycles

FLT DECK OVERHEAD EMRGENCY LIGHT INOPERATIVE. REPLACED FUSE ON POWER SUPPLY & CHECKS NORMAL.

Part: FUSE — OPEN (EMERGENCY LIGHTS) · airframe 55,002 hrs · 6,912 cycles

EXTERIOR EMERGENCY LIGHT IS INOPERATIVE AT LT 2ND POSITION. FOUND POWER SUPPLY M7920 NR 3 FUSE OPENED. REPLACED FUSE AND OPS CHECKED OK IAW AMM 33- 51.

Part: FUSE — OPEN (EMERGENCY LIGHTS) · airframe 55,002 hrs · 6,912 cycles

EXTERIOR EMERGENCY LIGHT IS INOPERATIVE AT RT 3RD POSITION. FOUND POWER SUPPLY M7920 NR 3 FUSE OPEN. REPLACED FUSE AND OPS CHECKED OK IAW AMM 33- 51.

Part: FUSE — INOPERATIVE (EMERGENCY LIGHTS) · airframe 53,035 hrs · 6,670 cycles

EXTERIOR EMERGENCY LIGHTS OUT SECOND LIGHT ON RT SIDE, THIRD LIGHT ON LT SIDE. REPLACED FUSES ON POWER SUPPLY AT DOOR 3L, OPS CHECKED GOOD.

Part: SKIN — DELAMINATED (NR 6 SPOILER) · airframe 51,572 hrs · 6,494 cycles

DURING INSPECTION FOUND LEFT WING NR 6 SPOILER TRAILING EDGE LOWER SURFACE EDGES DELAMINATION. MAINTENANCE REPAIRED NR 6 SPOILER AS PER SRM 51-70-10. NR 6 SPOILER OPERATIONAL AND ADJUSTMENT TEST CARRIED OUT FOUND SATISFACTORY AS PER AMM 27-62-01.

Part: SKIN — DELAMINATED (NR 8 SPOILER) · airframe 51,572 hrs · 6,494 cycles

DURING INSPECTION RIGHT WING NR 8 SPOILER TRAILING EDGE LOWER SURFACE AT EDGES FOUND DELAMINATION. MAINTENANCE REPAIRED NR 8 SPOILER AS PER SRM 51-70-01. OPERATION AND ADJUSTMENT CHECK CARRIED OUT AS PER AMM 27-61-01.

Part: SKIN — DELAMINATED (NR 5 SPOILER) · airframe 51,572 hrs · 6,494 cycles

DURING INSPECTION FOUND LEFT WING NR 5 SPOILER TRAILING EDGE LOWER SURFACE EDGES DELAMINATION. MAINTENANCE REPAIRED NR 5 SPOILER AS PER SRM 51-70-10. OPERATIONAL CHECK CARRIED OUT AND ADJUSTMENT TEST CARRIED OUT AS PER AMM 27-61-01.

Part: SKIN — DELAMINATED (NR 7 SPOILER) · airframe 51,572 hrs · 6,494 cycles

DURING INSPECTION RIGHT WING NR 7 SPOILER TRAILING EDGE LOWER SURFACE AT EDGES FOUND DELAMINATION. MAINTENANCE REPAIRED NR 7 SPOILER AS PER SRM 51-70-10. OPERATIONAL CHECK CARRIED OUT AND ADJUSTMENT TEST CARRIED OUT AS PER AMM 27-62-01.

Part: FLOOR SUPPORT — CORRODED (BS 1700-1730) · corrosion level 2 · airframe 51,572 hrs · 6,494 cycles

DURING INSPECTION AT BS 1700-1730, RBL 95, FLOOR SUPPORT FOUND CORRODED. FLOOR SUPPORT REPLACED AS PER SRM 53-00-52, FIGURE 201, REPAIR 3.

Part: FLAP TRACK — CORRODED (RT WING TE FLAP) · corrosion level 2 · airframe 51,572 hrs · 6,494 cycles

DURING INSPECTION, RIGHT WING NR 7 FLAP TRACK INBOARD SIDELOAD FITTING FOUND WITH CORROSION. MAINTENANCE REMOVED AND REPLACED RIGHT WING NR 7 FLAP TRACK INBOARD SIDE LOAD FITTING PER B747-400 AMM 27-51-27.

Part: SKIN — CRACKED (BS 2521) · airframe 51,572 hrs · 6,494 cycles

DURING INSPECTION, A CRACK WAS FOUND ON THE UPPER LOBE DOUBLER, BS 2521, RIGHT SIDE. MAINTENANCE ACCOMPLISHED ER/A 503507-14AD SECTION I AND II.

Part: INTERCOSTAL — CORRODED (BS 2320-2340) · corrosion level 2 · airframe 51,572 hrs · 6,494 cycles

DURING INSPECTION AT BS 2320-2340, LBL 11 INTERCOSTAL FOUND CORRODED. MAINTENANCE REPAIRED INTERCOSTAL PER SRM 53-00-52, FIGURE 201 REPAIR 3.

Part: INTERCOSTAL — CORRODED (BS 2320-2340) · airframe 51,572 hrs · 6,494 cycles

DURING INSPECTION AT BS 2320 TO 2340, RBL 11 FOUND INTERCOSTAL CORRODED. MAINTENANCE REPAIRED INTERCOSTAL AS PER SRM 53-00-52, FIG 201 REPAIR 3.

Part: SEAT TRACK — CORRODED (BS 2230-2280) · airframe 51,572 hrs · 6,494 cycles

DURING INSPECTION, AT STA 2230 TO 2280, LBL 11 SEAT TRACK FOUND CORRODED. MAINTENANCE REPAIRED SEAT TRACK PER SRM 53-00-52 FIG 201, REPAIR 4.

Part: SEAT TRACK — CORRODED (BS 2230-2280) · airframe 51,572 hrs · 6,494 cycles

DURING INSPECTION, AT STATION 2230 TO 2280, RBL 11 SEAT TRACK, FOUND CORROSION. MAINTENANCE REPAIRED SEAT TRACK PER SRM 53-00-52 FIG 201 REPAIR 4.

Part: LIGHT — MALFUNCTIONED (CABIN) · airframe 48,446 hrs · 6,109 cycles

DURING LINE CHECK, MX FOUND THE L5 DOOR, DOOR MOUNTED EMERGENCY SLIDE ILLUMINATION LIGHT INOPERATIVE. MX REPLACED THE LIGHT ASSY. OPS CHECK WAS GOOD.

Part: OVEN — OVERHEATED (GALLEY) · airframe 48,444 hrs · 30,269 cycles

DURING FLIGHT, OVEN 2-46 OVERHEATED RESULTING IN A BURNING PLASTIC SMELL. CIRCUIT BREAKER WAS PULLED. MX REPLACED THE OVEN, OVEN CONTROLLER, RELAY AND PLUG. OPS CHECK WAS GOOD.

Part: POWER SUPPLY — INOPERATIVE (CABIN) · airframe 48,030 hrs · 6,056 cycles

DURING LINE CHECK, MAINTENANCE FOUND LEFT EXTERNAL EMERGENCY LIGHT (2ND FROM FRONT) INOPERATIVE. MAINTENANCE REPLACED THE POWER SUPPLY AND BATTERY PACK. OPERATIONAL CHECK WAS GOOD.

Part: POWER SUPPLY — INOPERATIVE (CABIN) · airframe 48,030 hrs · 6,056 cycles

DURING LINE CHECK, MAINTENANCE FOUND A/C RIGHT EXTERNAL EMERGENCY LIGHT (3RD FROM FWD) INOPERATIVE. MAINTENANCE REPLACED THE POWER SUPPLY AND BATTERY PACK. OPERATIONAL CHECK WAS GOOD.

Part: LIGHT — BROKEN (CABIN) · airframe 46,441 hrs · 5,863 cycles

F/A FOUND DOOR 4L EMERGENCY FLOOR LIGHT BROKEN. MX REPLACED THE LIGHT ASSEMBLY AND LENS. OPS CK WAS GOOD.

Part: SHEAR WEB — DAMAGED (ZONE 100) · airframe 46,351 hrs · 5,851 cycles

DURING "L" CHECK FOUND SHORT EDGE MARGIN ON DOOR NR 5 CREW REST SHEAR WEB FASTENER HOLES AND STIFFENER. REPAIRED IAW ERA 473393-14AD.

Part: SKIN — DELAMINATED (RT WING TE FLAP) · airframe 46,351 hrs · 5,851 cycles

DURING "L" CHECK FOUND DELAMINATION ON RT WING OTBD T/E FLAP LOWER SURFACE. REPAIRED IAW SRM 51-70-07.

Part: FUSE — BLOWN (CABIN) · airframe 45,884 hrs · 5,795 cycles

DURING OVERNIGHT CHECK, MAINTENANCE FOUND 2 LEFT OVERWING EMERGENCY LIGHTS INOPERATIVE. MAINTENANCE REPLACED THE NR 3 FUSE OF POWER SUPPLY M7919. OPERATIONAL CHECK GOOD.

Part: FUSE — BLOWN (CABIN) · airframe 45,884 hrs · 5,795 cycles

DURING OVERNIGHT CHECK, MAINTENANCE FOUND 2 RIGHT OVERWING EMERGENCY LIGHTS INOPERATIVE. MAINTENANCE REPLACED FUSE NR 3 ON POWER SUPPLY N7920. OPERATIONAL CHECKS OKAY.

Part: OVEN — MALFUNCTIONED (GALLEY) · airframe 45,320 hrs · 5,732 cycles

THE OVEN AT LOCATION 1-26 BEGAN TO EMIT SMOKE DURING THE COOKING CYCLE. THE FLIGHT CONTINUED ON TO NRT AND LANDED UNEVENTFULLY. MAINTENANCE WOULD REPLACE BOTH THE AFFECTED OVEN AND OVEN CONTROLLER, THE SYSTEM OPERATED NORMALLY AFTER THE OVEN AND CONTROLLER WERE REPLACED.

Part: POWER SUPPLY — INOPERATIVE (EMERGENCY LIGHT) · airframe 43,542 hrs · 5,538 cycles

DURING OVERNIGHT CHECK, FOUND LEFT SIDE OVERWING EMERGENCY SLIDE LIGHT INOP. MAINTENANCE REMOVED AND REPLACED POWER SUPPLY. OPERATIONAL CHECKED GOOD AND AIRCRAFT WAS RETURNED TO SERVICE.

Part: POWER SUPPLY — INOPERATIVE (EMERGENCY LIGHT) · airframe 42,916 hrs · 5,439 cycles

DURING OVERNIGHT CHECK, FOUND RT SIDE EXTERIOR EMERGENCY LIGHT 2ND FROM AFT IS INOP. MX REMOVED AND REPLACED POWER SUPPLY. OPS CHECKED GOOD, AND ACFT WAS RETURNED TO SERVICE. (K)

Part: CHARGER — INOPERATIVE (EMERGENCY LIGHTS) · airframe 39,322 hrs · 4,969 cycles

DURING OVERNIGHT CHECK, FOUND ZONE A & B RT SIDE EMERGENCY PATH LIGHTS INOP. MAINTENANCE REMOVED AND REPLACED BATTERY CHARGER. OPERATIONAL CHECKED GOOD, AND AIRCRAFT WAS RETURNED TO SERVICE. (A)

Part: CONNECTOR — LOOSE (EMERGENCY LIGHTS) · airframe 38,480 hrs · 4,858 cycles

DURING INSPECTION FLOOR LEVEL ESCAPE PATH LIGHTING FROM ROW 51 TO ROW 61 AIRCRAFT LEFT SIDE WOULD NOT ILLUMINATE. MAINTENANCE FOUND AN ELECTRICAL CONNECTOR AT ROW 61 THAT HAD COME UNDONE, RECONNECTED AND ALL OPS NORMAL.

Part: LIGHT — DISCONNECTED (CABIN) · airframe 38,176 hrs · 4,816 cycles

DURING OVERNIGHT CHECK, FOUND EMERGENCY LIGHTS LT AISLE IN A ZONE INOP. MAINTENANCE RECONNECTED LIGHT ASSEMBLY. OPERATIONAL CHECKED OK AND AIRCRAFT WAS RETURNED TO SERVICE.

Part: BATTERY PACK — INOPERATIVE (EMERGENCY LIGHTS) · airframe 36,836 hrs · 4,643 cycles

DURING LINE CHECK, FOUND UPPER DECK RT EMERGENCY DOOR BATTERY PACK INOPERATIVE. MAINTENANCE REMOVED AND REPLACED BATTERY PACK PER AMM 52-23-14. FUNCTIONAL CHECK GOOD.

Part: CONTROLLER — STUCK (OVEN) · airframe 34,514 hrs · 4,325 cycles

DURING FLIGHT, GALLEY 2-C OVEN 2-45 WAS VERY HOT, AND SMELLED OF BURNING WIRES. PULLED CIRCUIT BREAKERS. FLIGHT CONTINUED ON AND LANDING WAS UNEVENTFUL. MAINTENANCE FOUND BUTTON STUCK ON OVEN CONTROLLER. REMOVED AND REPLACED OVEN CONTROLLER. OPERATIONAL CHECKED GOOD, AND AIRCRAFT RETURNED TO SERVICE.

Part: OVEN — CONTAMINATED (GALLEY)

DURING FLIGHT, SMOKE FROM OVEN NR 2 IN GALLEY NR 2. FOUND RICE BURNED INSIDE OF OVEN. PULLED CIRCUIT BREAKERS. REQUIRED THE USE OF A HALON FIRE EXTINGUISHER. FLIGHT CONTINUED ON AND LANDING WAS UNEVENTFUL. MAINTENANCE REMOVED AND REPLACED OVEN, AND HALON FIRE EXTINGUISHER. OPERATIONAL CHECKED GOOD, AND AIRCRAFT RETURNED TO SERVICE.

Part: OVEN — CONTAMINATED (NR 2 GALLEY) · airframe 33,776 hrs · 4,228 cycles

DURING CRUISE, THE FLIGHT ATTENDANTS NOTICED AN ODOR AT GALLEY 2. SMOKE SEEN COMING OUT OF THE OVEN, (NO FIRE), PER F/A INCIDENT REPORT "SPARKLES" OBSERVED AT BOTTOM OF OVEN. 4 HALOGEN FIRE BOTTLES WERE DISCHARGED. CIRCUIT BREAKERS WERE PULLED. NO EMERGENCY WAS DECLARED, FLIGHT CONTINUED ON AND LANDED WITHOUT INCIDENT. FLIGHT ATTENDANT FOUND HIDDEN PIECE PAPER IN OVEN WAS CAUSE OF SMOKE. MAINTENANCE FOUND BAR ALIGNMENT MISSING. REMOVED AND REPLACED OVEN, OVEN CONTROLLER, 4 HALOGEN FIRE BOTTLES, AND 2 PBE’S (PROTECTIVE BREATHING EQUIPMENT). OPERATIONAL CHECKED GOOD, AIRCRAFT RETURNED TO SERVICE.

Part: LAMP — INOPERATIVE (EMERGENCY LIGHT) · airframe 28,636 hrs · 3,536 cycles

DOOR 5R EMERGENCY LIGHT INOP. RELAMPED LIGHT. OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: BUSS BAR — FAILED (WINDOW) · airframe 25,673 hrs · 3,145 cycles

PILOT REPORTED RIGHT WINDOW BUSS BAR GAVE OUT SMOKE. TURNED RIGHT WINDOW HEAT OFF AND SMOKE STOPPED. AIRCRAFT CONTINUED TO DESTINATION AND LANDED WITHOUT INCIDENT. WINDOW WAS MEL'D AND LATER MECHANIC FOUND A LOOSE CONTACT. REPLACED THE TERMINAL CONNECTOR 19JAN05 IN MNL. OPERATIONAL CHECK GOOD.

Part: LIGHT — INOPERATIVE (E ZONE) · airframe 20,601 hrs · 2,525 cycles

DURING LINE CHECK, FOUND E-ZONE FLOOR PATH EMERGENCY LIGHTS INOPERATIVE. REPAIRED LEFT AND RIGHT FLOOR PATH EMERGENCY LIGHTS. OPERATIONAL CHECK GOOD.

Part: LAMP — INOPERATIVE (EMERGENCY LIGHT) · airframe 19,249 hrs · 2,366 cycles

DURING L-CHECK, FLOOR PATH EMERGENCY LIGHTS INOPERATIVE FROM ROWS 10L-22L. RELAMPED EMERGENCY LIGHTS. OPERATIONAL CHECK GOOD.

Part: WIRE — LOOSE (EMERGENCY LIGHT) · airframe 16,749 hrs · 2,055 cycles

DURING LINE CHECK FOUND RIGHT FLOOR PATH EMERGENCY LIGHTS INOP FROM ROWS 51-65. RESECURED WIRES, OPERATIONAL CHECK GOOD.

Part: LIGHT — INOPERATIVE (SSEAT 22H) · airframe 16,011 hrs · 1,957 cycles

DURING LINE CHECK FOUND FLOOR PATH EMERGENCY LIGHTS INOPERATIVE FROM LAV DR2R-SEAT 22H. RECONNECTED WIRE, OPERATIONAL CHECK GOOD.

Part: WIRE — DISCONNECTED (EMERGENCY LIGHTS) · airframe 15,907 hrs · 1,943 cycles

DURING LINE CHECK FOUND LT (A) ZONE FLOOR PATH EMERGENCY LIGHTS INOPERATIVE. RECONNECTED WIRE, OPERATIONAL CHECK GOOD.

Part: WIRE — DAMAGED (CABIN) · airframe 15,727 hrs · 1,919 cycles

DURING LINE CHECK FOUND LT ZONE B FLOOR PATH EMERGENCY LIGHTS INOPERATIVE. REPAIRED WIRE, OPERATIONAL CHECK GOOD.

Part: WIRE — DAMAGED (CABIN) · airframe 15,281 hrs · 1,863 cycles

DURING LINE CHECK FOUND LEFT B ZONE FLOOR PATH EMERGENCY LIGHTS INOPERATIVE. REINSTALLED WIRE, OPERATIONAL CHECK GOOD.

Part: SMOKE DETECTOR — FALSE INDICATION (CARGO BAY) · airframe 49,624 hrs · 11,133 cycles

DURING CRUISE, THE NR 1 SMOKE DETECTOR LIGHT ILLUMINATED AND FIRE BELL ACTIVATED. FOLLOWED COM PROCEDURES AND VERIFIED NO CARGO SMOKE OR FIRE. AIRCRAFT CONTINUED TO DESTINATION AND LANDED WITHOUT INCIDENT. CLEANED BOTH SMOKE DETECTORS, OPERATIONAL CHECK GOOD.

Part: BALLAST — FAILED (ROW 12)

DURING CRUISE, AN ELECTRICAL ODOR AND SMOKE WAS NOTICED COMING FROM THE OVERHEAD LIGHTS IN CABIN ZONE 'B'. TURNED CABIN LIGHTS OFF AND THE ODOR AND SMOKE DISSIPATED. AIRCRAFT CONTINUED TO DTW AND LANDED WITHOUT INCIDNET. REPLACED BALLAST AT ROW 12JK. OPERATIONAL CHECK GOOD.